Subject :IMO Class : Class 8
Fill in the blanks.
(i) If sum of 3-digit numbers xyz, yzx and zxy is divided by (x + y + z), then quotient is __P__.
(ii) The difference between 2-digit numbers ab and ba, (where a > b) is divided by 3. The quotient is __Q__.
(iii) Sum of a 2-digit number and the number obtained by reversing its digits is always divisible by __R__.
| P | Q | R | |
| A | 111 | 3(a + b) | 11 |
| B | 99 | (a + b) | 7 |
| C | 111 | 3(a – b) | 11 |
| D | 99 | (a – b) | 3 |
Ans 1:
Class : Class 9
C